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Focus Input Box On Load
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Just a heads up - you can now do this with HTML5 without JavaScript for browsers that support it:
<input type="text" autofocus>
You probably want to start with this and build onto it with JavaScript to provide a fallback for older browsers.
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Getting Java version at runtime
...= version.substring(0, dot); }
} return Integer.parseInt(version);
}
Now you can check the version much more comfortably:
if(getVersion() < 6) {
// ...
}
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Trim string in JavaScript?
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I know this question has been asked three years back.Now,String.trim() was added natively in JavaScript.For an instance, you can trim directly as following,
document.getElementById("id").value.trim();
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How to check if an object implements an interface? [duplicate]
...ike this public void doSomething(Serializable serializableObject). You can now pass it any object that implements Serializable but using the serializableObject you only have access to the methods implemented in the object from the Serializable interface.
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Canvas width and height in HTML5
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Thx much appreciated. I see now what CSS is doing... it treats the canvas 'like' a image, scaling an image is obviously not as good as 're-drawing' it!
– EnglishAdam
Sep 11 '14 at 18:32
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jQuery: serialize() form and other parameters
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I dont know but none of the above worked for me, Then i used this and it worked :
In form's serialized array it is stored as key value pair
We pushed the new value or values here in form variable and then we can pass this variable ...
Is volatile expensive?
...e of this and actually share the cached reference to the requesting CPU - now the request CPU has a copy of that memory in its CPU cache. (It never had to look in main memory for the reference)
There is quite a bit more of protocol involved but this gives an idea of what is going on. Also to answ...
JavaScript: How to join / combine two arrays to concatenate into one array? [duplicate]
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var a = ['a','b','c'];
var b = ['d','e','f'];
var c = a.concat(b); //c is now an an array with: ['a','b','c','d','e','f']
console.log( c[3] ); //c[3] will be 'd'
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How to set IntelliJ IDEA Project SDK
...f the window.
5) select JDK (I have to use keyboard to select it do not know why).
select the home directory for your jdk installation.
should be good to go.
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“Undefined reference to” template class constructor [duplicate]
...cases. The choice is yours.
The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile the constructors cola<float>::cola(...) and cola<string>::cola(...) until it is forced to do so. And we must ensure that this compilation happens for the constructo...